#3D70D8#3D70D8

#3D70D8 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.6% C 0.169 H 262.6°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#3D70D8
RGB	rgb(61, 112, 216)
HSL	hsl(220, 67%, 54%)
HSV	hsv(220, 72%, 85%)
CMYK	cmyk(71.8%, 48.1%, 0%, 15.3%)
CIE-LAB	lab(48.93, 18.07, -58.40)
CIE-LCH	lch(48.93, 61.13, 287.19°)
OKLab	oklab(56.58% -0.0217 -0.1676)
OKLCH	oklch(56.58% 0.169 262.6)
XYZ	xyz(20.1089, 17.5362, 67.2775)
Luminance	0.1754 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D70D8 #D8A53D

analogous

#3DBED8 #3D70D8 #583DD8

triadic

#3D70D8 #D83D70 #70D83D

tetradic

#3D70D8 #D83DBE #D8A53D #3DD858

square

#3D70D8 #D83DBE #D8A53D #3DD858

split-complementary

#3D70D8 #D8583D #BED83D

monochromatic

#1A3C81 #2453B4 #3D70D8 #7096E2 #A3BBEC

Accessibility & contrast

On white

4.66

#3D70D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#3D70D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3D70D8

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D70D8	#FFFFFF	#000000	##FFFFFF
##3D70D8	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#367CDC

Deuteranopia (green-blind)

#006ED6

Tritanopia (blue-blind)

#00899A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3d70d8;
/* rgb */ color: rgb(61, 112, 216);
/* oklch */ color: oklch(56.6% 0.169 262.6);

Tailwind

colors: {
  custom: {
    50: '#8598e5',
    500: '#3d70d8',
    950: '#000000',
  },
}

SCSS

$custom: #3d70d8;
$custom-light: #8598e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3d70d8",
  "rgb": {
    "r": 61,
    "g": 112,
    "b": 216
  },
  "hsl": {
    "h": 220.258,
    "s": 66.524,
    "l": 54.314
  },
  "oklch": {
    "l": 0.56583,
    "c": 0.16902,
    "h": 262.6
  },
  "luminance": 0.17538
}

Semantic roles & 50–950 ramp

primary

#3D70D8

secondary

#D9C498

accent

#B13EE9

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0D16

muted

#7D7E84

Preview Lab

Preview with #3D70D8

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →